<!-- 优惠券中心  -->
<template>
	<s-layout title="优惠券" :bgStyle="{ color: '#f2f2f2' }">
		<su-sticky bgColor="#fff">
			<su-tabs :list="tabMaps" :scrollable="false" @change="onTabsChange" :current="state.currentTab"></su-tabs>
		</su-sticky>
		<s-empty v-if="state.pagination.total === 0" icon="/static/coupon-empty.png" text="暂无优惠券"></s-empty>
		<template v-if="state.currentTab == '0'">
			<view v-for="item in state.pagination.data" :key="item.id">
				<s-coupon-list :data="item" @tap="
            sheep.$router.go('/pages/coupon/detail', {
              id: item.id,
            })
          ">
					<template #default>
						<button class="ss-reset-button card-btn ss-flex ss-row-center ss-col-center"
							:class="item.get_status != 'can_get' ? 'border-btn' : ''" @click.stop="getBuy(item.id)"
							:disabled="item.get_status != 'can_get'">
							{{ item.get_status_text }}
						</button>
					</template>
				</s-coupon-list>
			</view>
		</template>
		<template v-else>
			<view v-for="item in state.pagination.data" :key="item.id">
				<s-coupon-list :data="item" type="user" @tap="
            sheep.$router.go('/pages/coupon/detail', {
              id: item.coupon_id,
              user_coupon_id: item.id,
            })
          ">
					<template #default>
						<view class="btn-zhuti-box">
							<button v-if="item.status == 'expired'"
								class="ss-reset-button card-btn ss-flex ss-row-center ss-col-center" type="button"
								@click.stop="upgrades(item.id)">升级</button>
							<button v-if="item.status == 'can_use'"
								class="ss-reset-button card-btn ss-flex ss-row-center ss-col-center" type="button"
								@click.stop="donation(item.id)">赠送</button>
							<button class="ss-reset-button card-btn ss-flex ss-row-center ss-col-center" :class="
					item.status == 'can_get' || item.status == 'can_use'
					  ? ''
					  : item.status == 'used' || item.status == 'expired'
					  ? 'disabled-btn'
					  : 'border-btn'
				  " :disabled="item.status != 'can_get' && item.status != 'can_use'" @click.stop="
					sheep.$router.go('/pages/coupon/detail', {
					  id: item.coupon_id,
					  user_coupon_id: item.id,
					})
				  ">
								{{ item.status_text }}
							</button>
						</view>

					</template>
				</s-coupon-list>

			</view>
		</template>
		<su-popup :show="state.show" type="bottom" round="20" @close="state.show = false" showClose
			backgroundColor="#f2f2f2">
			<view class="model-box">
				<view class="title ss-m-t-16 ss-m-l-20 ss-flex"></view>
				<view class="uni-form-item uni-column content-box">
					<view class="title">电话号码：</view>
					<input class="uni-input phone-input" type="number" v-model="state.phone_input"
						placeholder="请输入手机号" />
				</view>
				<view class="btn-box">
					<button class="mini-btn" type="default" size="mini" @click="state.show = false">取消</button>
					<button class="mini-btn" type="primary" size="mini" @click="tijiao">确认</button>
				</view>
			</view>
		</su-popup>
		<uni-load-more v-if="state.pagination.total > 0" :status="state.loadStatus" :content-text="{
        contentdown: '上拉加载更多',
      }" @tap="loadmore" />
	</s-layout>
</template>

<script setup>
	import sheep from '@/sheep';
	import {
		onLoad,
		onReachBottom
	} from '@dcloudio/uni-app';
	import {
		computed,
		reactive
	} from 'vue';
	import _ from 'lodash';

	// 数据
	const pagination = {
		data: [],
		current_page: 1,
		total: 1,
		last_page: 1,
	};

	const state = reactive({
		currentTab: 0,
		pagination: {
			data: [],
			current_page: 1,
			total: 1,
			last_page: 1,
		},
		loadStatus: '',
		type: '',
		phone_input: '',
		conpun_id: '',
		show: false
	});

	const tabMaps = [{
			name: '领券中心',
			value: 'all',
		},
		{
			name: '已领取',
			value: 'geted',
		},
		{
			name: '已使用',
			value: 'used',
		},
		{
			name: '已失效',
			value: 'expired',
		},
	];

	function donation(e) {
		state.show = true;
		state.conpun_id = e;
		state.phone_input = "";
	}

	// 赠送优惠券
	async function tijiao() {
		if (!state.phone_input) {
			return uni.showToast({
				title: '请输入手机号',
				icon: 'error',
				duration: 2000
			})
		}
		if (isValidPhoneNumber(state.phone_input)) {
			let res = await sheep.$api.coupon.couponZengsong({
				user_coupon_id: state.conpun_id,
				mobile: state.phone_input
			});
			if (res.code) {
				uni.showToast({
					title: '成功',
					icon: 'success',
					duration: 2000
				})
				state.show = false;
				getCoupon();
			} else {
				uni.showToast({
					title: res.msg,
					icon: 'error',
					duration: 2000
				})
				state.show = false;
			}

		} else {
			return uni.showToast({
				title: '请输入有效手机号',
				icon: 'error',
				duration: 2000
			})
		}

	}

	function isValidPhoneNumber(phoneNumber) {
		const regex = /^1[3-9]\d{9}$/;
		return regex.test(phoneNumber);
	}

	// 优惠券升级
	async function upgrades(e) {
		let res = await sheep.$api.coupon.upgrade(e)
		if (res.code) {
			uni.showToast({
				title: res.msg,
				icon: 'success',
				duration: 2000
			})
		} else {
			uni.showToast({
				title: res.msg,
				icon: 'error',
				duration: 2000
			})
		}
	}

	function onTabsChange(e) {
		state.pagination = pagination;
		state.currentTab = e.index;
		state.type = e.value;
		if (state.currentTab == 0) {
			getData();
		} else {
			getCoupon();
		}
	}
	async function getData(page = 1, list_rows = 5) {
		state.loadStatus = 'loading';
		const res = await sheep.$api.coupon.list({
			list_rows,
			page
		});
		if (res.code === 1) {
			let couponlist = _.concat(state.pagination.data, res.data.data);
			state.pagination = {
				...res.data,
				data: couponlist,
			};
			if (state.pagination.current_page < state.pagination.last_page) {
				state.loadStatus = 'more';
			} else {
				state.loadStatus = 'noMore';
			}
		}
	}

	async function getCoupon(page = 1, list_rows = 5) {
		state.loadStatus = 'loading';
		let res = await sheep.$api.coupon.userCoupon({
			type: state.type,
			list_rows,
			page,
		});
		if (res.code === 1) {
			let couponlist = _.concat(state.pagination.data, res.data.data);
			state.pagination = {
				...res.data,
				data: couponlist,
			};
			if (state.pagination.current_page < state.pagination.last_page) {
				state.loadStatus = 'more';
			} else {
				state.loadStatus = 'noMore';
			}
		}
	}
	async function getBuy(id) {
		const {
			code,
			msg
		} = await sheep.$api.coupon.get(id);
		if (code === 1) {
			uni.showToast({
				title: msg,
			});
			setTimeout(() => {
				state.pagination = pagination;
				getData();
			}, 1000);
		}
	}

	// 加载更多
	function loadmore() {
		if (state.loadStatus !== 'noMore') {
			if (state.currentTab == 0) {
				getData(state.pagination.current_page + 1);
			} else {
				getCoupon(state.pagination.current_page + 1);
			}
		}
	}

	onLoad((Option) => {
		if (Option.type === 'all' || !Option.type) {
			getData();
		} else {
			state.type = Option.type;
			Option.type === 'geted' ?
				(state.currentTab = 1) :
				Option.type === 'used' ?
				(state.currentTab = 2) :
				(state.currentTab = 3);
			getCoupon();
		}
	});
	onReachBottom(() => {
		loadmore();
	});
</script>
<style lang="scss" scoped>
	.btn-zhuti-box {
		display: flex;
	}

	.btn-zhuti-box>button {
		margin-right: 10rpx;
	}

	.btn-zhuti-box>button:last-child {
		margin-right: 0;
	}

	.card-btn {
		// width: 144rpx;
		padding: 0 16rpx;
		height: 50rpx;
		border-radius: 40rpx;
		background: linear-gradient(90deg, var(--ui-BG-Main), var(--ui-BG-Main-gradient));
		color: #ffffff;
		font-size: 24rpx;
		font-weight: 400;
	}

	.border-btn {
		background: linear-gradient(90deg, var(--ui-BG-Main-opacity-4), var(--ui-BG-Main-light));
		color: #fff !important;
	}

	.disabled-btn {
		background: #cccccc;
		background-color: #cccccc !important;
		color: #fff !important;
	}

	.model-box {
		height: 60vh;
		position: relative;
		padding: 15rpx 15rpx 0 15rpx;
	}

	.content-box {
		padding: 15rpx;
		font-size: 16px;
		display: flex;
		justify-content: flex-start;
		align-items: center;
	}

	// .content-box:(.phone-input:focus)

	.btn-box {
		width: 100%;
		position: absolute;
		bottom: 6rpx;
		display: flex;
		justify-content: flex-end;
		align-items: center;
	}

	.btn-box>button {
		margin: 0 20rpx 0 0;
	}
</style>